| Value | Category | Cases | |
|---|---|---|---|
| 0 | 215 |
30.5%
|
|
| 1 | 340 |
48.2%
|
|
| 2 | 127 |
18%
|
|
| 3 | 18 |
2.6%
|
|
| 4 | 4 |
0.6%
|
|
| 5 | 1 |
0.1%
|
|
| Missing value | 167 |